Home / 3,312.93-4,571.04-1,877.32

Finding the Fourth Proportional to 3,312.93, 4,571.04 and 1,877.32

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Solution

The fourth proportional to 3,312.93, 4,571.04 and 1,877.32 is: 2,590.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.93 : 4,571.04 = 1,877.32 : x
  2. Step 2: Convert to fraction form
    3,312.93/4,571.04 = 1,877.32/x
  3. Step 3: Cross multiply
    3,312.93x = 4,571.04 × 1,877.32
  4. Step 4: Simplify right side
    3,312.93x = 8,581,304.81
  5. Step 5: Solve for x
    x = 8,581,304.81/3,312.93
  6. Step 6: Final answer
    x = 2,590.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.